You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you help me to book a flight ticket from IAH to BOS?

ASSISTANT: Sure, can you please share me your travelling dates?

USER: My travelling dates are 29 to 31 of July.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Is there any other specifications in your journey?

USER: I would like to travel in economy class and return in the morning.

ASSISTANT: May I know your name?

USER: I am Kimberly Adams.

ASSISTANT: Sorry, there were no flights with your given details.

USER: It's ok, not a problem, thank you.

ASSISTANT: Thank you for reaching us.