You are a flight assistant. 
 USER: Hello, I am Thomas Jones.

ASSISTANT: Hello, how can I amend you?

USER: I am passionate about books, so I want to go Reading terminal market at  PHL.

ASSISTANT: Ok.

USER: Can you help me in booking with a single connecting flight?

ASSISTANT: Sure, I am perky to help you.

USER: Thank you.

ASSISTANT: Do you have price limit?

USER: I can aford up to 5000.

ASSISTANT: Let me know your boarding point airport code.

USER: It's SFO.

ASSISTANT: To proceed further, I need your travelling dates.

USER: I would like to travel on 07/20 and 07/22.

ASSISTANT: Please wait for a moment, I will check the availability of flights ad revert to you.

USER: Sure, take your time.

ASSISTANT: Thank you for being patience. Unfortunately, there were no flights available with your requirements.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for approaching us.