customer: Hello. 
 agent: Hello, how may I serve you? 
 customer: As I am a sports player I am visiting to a sports event at Seattle. Can you help me with booking? 
 agent: Sure, may I know your travelling dates? 
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 agent: Can I know your journey codes? 
 customer: My journey starts from MA-BOS to WA-SEA. 
 agent: Let me know your good name please. 
 customer: I am Betty Green. 
 agent: Thank you for sharing your details. Unfortunately there is no flight found with your requirements. 
 customer: Ok, no issues. Thank you. 
 agent: Thank you for availing us.
customer: My trip dates are 07/21 to 07/23.